CN104371623A - Heat-conducting electric-conducting adhesive and preparation method thereof - Google Patents
Heat-conducting electric-conducting adhesive and preparation method thereof Download PDFInfo
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- CN104371623A CN104371623A CN201410637506.3A CN201410637506A CN104371623A CN 104371623 A CN104371623 A CN 104371623A CN 201410637506 A CN201410637506 A CN 201410637506A CN 104371623 A CN104371623 A CN 104371623A
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Abstract
The invention discloses a heat-conducting electric-conducting adhesive and a preparation method thereof. The adhesive is prepared from 60-80 parts of graphite powder, 13-19 parts of silicon dioxide, 1-8 parts of silver powder, 1-4 parts of paraffin oil, 3-9 parts of aluminum powder, 2-7 parts of aluminum phosphate adhesive, 5-9 parts of butanone, 3-7 parts of magnesium oxide and 12-18 parts of E-51 epoxy resin. The preparation method comprises the following steps: 1. weighing the raw materials according to parts by weight; 2. mixing the graphite powder, silicon dioxide, silver powder, aluminum powder, butanone and magnesium oxide, and stirring for 2-6 minutes to obtain a mixture I; 3. adding the paraffin oil and E-51 epoxy resin into the mixture I, heating and stirring for 2-8 minutes, finally adding the aluminum phosphate adhesive, and continuing stirring to obtain a mixture II; and 4. concentrating the mixture II for 2-4 minutes to obtain the heat-conducting electric-conducting adhesive. The adhesive has the advantages of favorable heat conductivity, favorable electric conductivity and high viscosity.
Description
Technical field
The present invention relates to glue paste field, be specifically related to a kind of heat-conductivity conducting jelly and preparation method thereof.
Background technology
In daily life and modern industry are produced, many materials in use easily produce accumulation of static electricity, cause dust suction, electric shock, cause the serious accidents such as blast after even producing spark.Along with the development of science and technology, widespread use and the electromagnetic environment of microelectronics become increasingly complex, and especially in microelectronic industry, static-free glue application in the electromagnetic compatibility of surface encapsulation and chip interconnect and seam crossing is more and more extensive.
At present, the kind of conductive resin is a lot, but a lot of glue at high temperature viscosity reduces, as the element of tackiness agent bonding electronics, poorly conductive directly affects the operation of electronics, in addition, electronics in the course of the work, produce heat, as pectin can not dispel the heat in time, also can affect the bonding between element.So need to develop the good glue of a kind of heat-conductivity conducting.
Summary of the invention
For the deficiencies in the prior art, the object of the present invention is to provide a kind of heat-conductivity conducting glue and preparation method thereof, electrical and thermal conductivity performance is good, does not affect the use of electronic product.
For solving prior art problem, the technical scheme that the present invention takes is:
A kind of heat-conductivity conducting jelly, comprises the following raw material counted by weight: Graphite Powder 99 60-80 part, silica 1 3-19 part, silver powder 1-8 part, paraffin oil 1-4 part, aluminium powder 3-9 part, aluminum phosphate glue paste 2-7 part, butanone 5-9 part, magnesium oxide 3-7 part, E-51 epoxy resin 12-18 part.
Preferred as above-mentioned heat-conductivity conducting jelly, comprises the following raw material counted by weight: Graphite Powder 99 68-78 part, silica 1 4-17 part, silver powder 3-6 part, paraffin oil 2-3 part, aluminium powder 5-7 part, aluminum phosphate glue paste 4-6 part, butanone 6-8 part, magnesium oxide 4-6 part, E-51 epoxy resin 14-16 part.
Preferred as above-mentioned heat-conductivity conducting jelly, also comprises heptanaphthenic acid dicyclohexyl ammonium 3-8 part.
Preferred as above-mentioned heat-conductivity conducting jelly, the order number of described Graphite Powder 99 is 400-800 order, and the order number of silver powder is 600-800 order, and the order number of aluminium powder is 400-600 order.
The preparation method of above-mentioned heat-conductivity conducting jelly, comprises the following steps:
Step 1, takes raw material according to parts by weight;
Step 2, by Graphite Powder 99, silicon-dioxide, silver powder, aluminium powder, after butanone and magnesium oxide mix, stirs 2-6 minute, obtains mixture I;
Step 3, adds paraffin oil and E-51 epoxy resin, heated and stirred 2-8 minute, finally adds aluminum phosphate glue paste in mixture I, obtains mixture II after continuing stirring;
Step 4, concentrates 2-4 minute by mixture II, obtains heat-conductivity conducting jelly.
As preparation method preferred of above-mentioned heat-conductivity conducting jelly, step 2, stirring velocity is 300-500rpm.
As preparation method preferred of above-mentioned heat-conductivity conducting jelly, step 3, Heating temperature is 40-50 DEG C.
As preparation method preferred of above-mentioned heat-conductivity conducting jelly, step 4, concentrated temperature is 150-180 DEG C.
beneficial effect
Jelly viscosity of the present invention is good, and under high temperature, viscosity change is little, and conduction and good heat conductivity, as the middle glue paste of electronics, the use of electronics can not be affected.
Embodiment
embodiment 1
A kind of heat-conductivity conducting jelly, comprises the following raw material counted by weight: 400 order Graphite Powder 99s 60 parts, silica 13 parts, 600 1 part, order silver powder, paraffin oil 1 part, 400 order aluminium powders 3 parts, aluminum phosphate glue paste 2 parts, butanone 5-9 part, 37 parts, magnesium oxide, E-51 epoxy resin 12 parts.
The preparation method of above-mentioned heat-conductivity conducting jelly, comprises the following steps:
Step 1, takes raw material according to parts by weight;
Step 2, by Graphite Powder 99, silicon-dioxide, silver powder, aluminium powder, after butanone and magnesium oxide mix, stirs 2 minutes with 300rpm, obtains mixture I;
Step 3, adds paraffin oil and E-51 epoxy resin in mixture I, is heated to 40 DEG C and stirs 2 minutes, finally add aluminum phosphate glue paste, obtains mixture II after continuing stirring;
Step 4, concentrates 2 minutes by mixture II at 150 DEG C, obtains heat-conductivity conducting jelly.
embodiment 2
A kind of heat-conductivity conducting jelly, comprise the following raw material counted by weight: 600 order Graphite Powder 99s 68 parts, silica 14 parts, 700 3 parts, order silver powder, paraffin oil 2 parts, 500 order aluminium powders 5 parts, aluminum phosphate glue paste 4 parts, butanone 6 parts, 4 parts, magnesium oxide, E-51 epoxy resin 14 parts, heptanaphthenic acid dicyclohexyl ammonium 3 parts.
The preparation method of above-mentioned heat-conductivity conducting jelly, comprises the following steps:
Step 1, takes raw material according to parts by weight;
Step 2, by Graphite Powder 99, silicon-dioxide, silver powder, aluminium powder, after butanone and magnesium oxide mix, stirs 4 minutes with 350rpm, obtains mixture I;
Step 3, adds heptanaphthenic acid dicyclohexyl ammonium, paraffin oil and E-51 epoxy resin in mixture I, is heated to 44 DEG C and stirs 4 minutes, finally add aluminum phosphate glue paste, obtains mixture II after continuing stirring;
Step 4, concentrates 3 minutes by mixture II at 160 DEG C, obtains heat-conductivity conducting jelly.
embodiment 3
A kind of heat-conductivity conducting jelly, comprise the following raw material counted by weight: 700 order Graphite Powder 99s 78 parts, silica 17 parts, 700 6 parts, order silver powder, paraffin oil 3 parts, 500 order aluminium powders 7 parts, aluminum phosphate glue paste 6 parts, butanone 8 parts, 6 parts, magnesium oxide, E-51 epoxy resin 16 parts, heptanaphthenic acid dicyclohexyl ammonium 8 parts.
The preparation method of above-mentioned heat-conductivity conducting jelly, comprises the following steps:
Step 1, takes raw material according to parts by weight;
Step 2, by Graphite Powder 99, silicon-dioxide, silver powder, aluminium powder, after butanone and magnesium oxide mix, stirs 5 minutes with 420rpm, obtains mixture I;
Step 3, adds heptanaphthenic acid dicyclohexyl ammonium, paraffin oil and E-51 epoxy resin in mixture I, is heated to 48 DEG C and stirs 6 minutes, finally add aluminum phosphate glue paste, obtains mixture II after continuing stirring;
Step 4, concentrates 3 minutes by mixture II at 170 DEG C, obtains heat-conductivity conducting jelly.
embodiment 4
A kind of heat-conductivity conducting jelly, comprise the following raw material counted by weight: 800 order Graphite Powder 99s 80 parts, silica 19 parts, 800 8 parts, order silver powder, paraffin oil 4 parts, 600 order aluminium powders 9 parts, aluminum phosphate glue paste 7 parts, butanone 5-9 part, 7 parts, magnesium oxide, E-51 epoxy resin 18 parts, heptanaphthenic acid dicyclohexyl ammonium 8 parts.
The preparation method of above-mentioned heat-conductivity conducting jelly, comprises the following steps:
Step 1, takes raw material according to parts by weight;
Step 2, by Graphite Powder 99, silicon-dioxide, silver powder, aluminium powder, after butanone and magnesium oxide mix, stirs 6 minutes with 500rpm, obtains mixture I;
Step 3, adds heptanaphthenic acid dicyclohexyl ammonium, paraffin oil and E-51 epoxy resin in mixture I, is heated to 50 DEG C and stirs 8 minutes, finally add aluminum phosphate glue paste, obtains mixture II after continuing stirring;
Step 4, concentrates 4 minutes by mixture II at 180 DEG C, obtains heat-conductivity conducting jelly.
embodiment 5
A kind of heat-conductivity conducting jelly, comprise the following raw material counted by weight: 800 order Graphite Powder 99s 80 parts, silica 19 parts, 800 8 parts, order silver powder, paraffin oil 4 parts, 600 order aluminium powders 9 parts, aluminum phosphate glue paste 7 parts, butanone 5-9 part, 7 parts, magnesium oxide, E-51 epoxy resin 18 parts, heptanaphthenic acid dicyclohexyl ammonium 8 parts.
The preparation method of above-mentioned heat-conductivity conducting jelly, comprises the following steps:
Step 1, takes raw material according to parts by weight;
Step 2, by Graphite Powder 99, silicon-dioxide, silver powder, aluminium powder, after butanone and magnesium oxide mix, stirs 2 minutes with 300rpm, obtains mixture I;
Step 3, adds heptanaphthenic acid dicyclohexyl ammonium, paraffin oil and E-51 epoxy resin in mixture I, is heated to 40 DEG C and stirs 2 minutes, finally add aluminum phosphate glue paste, obtains mixture II after continuing stirring;
Step 4, concentrates 2 minutes by mixture II at 150 DEG C, obtains heat-conductivity conducting jelly.
embodiment 6
A kind of heat-conductivity conducting jelly, comprises the following raw material counted by weight: 400 order Graphite Powder 99s 60 parts, silica 13 parts, 600 1 part, order silver powder, paraffin oil 1 part, 400 order aluminium powders 3 parts, aluminum phosphate glue paste 2 parts, butanone 5-9 part, 37 parts, magnesium oxide, E-51 epoxy resin 12 parts.
The preparation method of above-mentioned heat-conductivity conducting jelly, comprises the following steps:
Step 1, takes raw material according to parts by weight;
Step 2, by Graphite Powder 99, silicon-dioxide, silver powder, aluminium powder, after butanone and magnesium oxide mix, stirs 6 minutes with 500rpm, obtains mixture I;
Step 3, adds paraffin oil and E-51 epoxy resin in mixture I, is heated to 50 DEG C and stirs 8 minutes, finally add aluminum phosphate glue paste, obtains mixture II after continuing stirring;
Step 4, concentrates 4 minutes by mixture II at 180 DEG C, obtains heat-conductivity conducting jelly.
comparative example 1
A kind of heat-conductivity conducting jelly, comprises the following raw material counted by weight: 400 order Graphite Powder 99s 60 parts, silica 13 parts, 600 1 part, order silver powder, paraffin oil 1 part, aluminum phosphate glue paste 2 parts, butanone 5-9 part, 37 parts, magnesium oxide, E-51 epoxy resin 12 parts.
The preparation method of above-mentioned heat-conductivity conducting jelly, comprises the following steps:
Step 1, takes raw material according to parts by weight;
Step 2, by Graphite Powder 99, silicon-dioxide, silver powder, after butanone and magnesium oxide mix, stirs 2 minutes with 300rpm, obtains mixture I;
Step 3, adds paraffin oil and E-51 epoxy resin in mixture I, is heated to 40 DEG C and stirs 2 minutes, finally add aluminum phosphate glue paste, obtains mixture II after continuing stirring;
Step 4, concentrates 2 minutes by mixture II at 150 DEG C, obtains heat-conductivity conducting jelly.
comparative example 2
A kind of heat-conductivity conducting jelly, comprises the following raw material counted by weight: 400 order Graphite Powder 99s 60 parts, silica 13 parts, paraffin oil 1 part, 400 order aluminium powders 3 parts, aluminum phosphate glue paste 2 parts, butanone 5-9 part, 37 parts, magnesium oxide, E-51 epoxy resin 12 parts.
The preparation method of above-mentioned heat-conductivity conducting jelly, comprises the following steps:
Step 1, takes raw material according to parts by weight;
Step 2, by Graphite Powder 99, silicon-dioxide, aluminium powder, after butanone and magnesium oxide mix, stirs 2 minutes with 300rpm, obtains mixture I;
Step 3, adds paraffin oil and E-51 epoxy resin in mixture I, is heated to 40 DEG C and stirs 2 minutes, finally add aluminum phosphate glue paste, obtains mixture II after continuing stirring;
Step 4, concentrates 2 minutes by mixture II at 150 DEG C, obtains heat-conductivity conducting jelly.
performance test
The jelly performance comparison of jelly the present invention prepared and comparative example 1-2, gained performance is as shown in the table.
As can be seen from upper table data, aluminium powder contributes to heat radiation, and improve the resistance toheat of jelly, conductivity can conduct electricity at normal temperatures, also can conduct electricity well under high temperature.
Claims (8)
1. a heat-conductivity conducting jelly, it is characterized in that, comprise the following raw material counted by weight: Graphite Powder 99 60-80 part, silica 1 3-19 part, silver powder 1-8 part, paraffin oil 1-4 part, aluminium powder 3-9 part, aluminum phosphate glue paste 2-7 part, butanone 5-9 part, magnesium oxide 3-7 part, E-51 epoxy resin 12-18 part.
2. heat-conductivity conducting jelly according to claim 1, it is characterized in that, comprise the following raw material counted by weight: Graphite Powder 99 68-78 part, silica 1 4-17 part, silver powder 3-6 part, paraffin oil 2-3 part, aluminium powder 5-7 part, aluminum phosphate glue paste 4-6 part, butanone 6-8 part, magnesium oxide 4-6 part, E-51 epoxy resin 14-16 part.
3. heat-conductivity conducting jelly according to claim 1, is characterized in that: also comprise heptanaphthenic acid dicyclohexyl ammonium 3-8 part.
4. heat-conductivity conducting jelly according to claim 1, is characterized in that: the order number of described Graphite Powder 99 is 400-800 order, and the order number of silver powder is 600-800 order, and the order number of aluminium powder is 400-600 order.
5. the preparation method of heat-conductivity conducting jelly according to claim 1, is characterized in that, comprise the following steps:
Step 1, takes raw material according to parts by weight;
Step 2, by Graphite Powder 99, silicon-dioxide, silver powder, aluminium powder, after butanone and magnesium oxide mix, stirs 2-6 minute, obtains mixture I;
Step 3, adds paraffin oil and E-51 epoxy resin, heated and stirred 2-8 minute, finally adds aluminum phosphate glue paste in mixture I, obtains mixture II after continuing stirring;
Step 4, concentrates 2-4 minute by mixture II, obtains heat-conductivity conducting jelly.
6. the preparation method of heat-conductivity conducting jelly according to claim 5, is characterized in that: step 2, and stirring velocity is 300-500rpm.
7. the preparation method of heat-conductivity conducting jelly according to claim 5, is characterized in that: step 3, and Heating temperature is 40-50 DEG C.
8. the preparation method of heat-conductivity conducting jelly according to claim 5, is characterized in that: step 4, and concentrated temperature is 150-180 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410637506.3A CN104371623A (en) | 2014-11-13 | 2014-11-13 | Heat-conducting electric-conducting adhesive and preparation method thereof |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410637506.3A CN104371623A (en) | 2014-11-13 | 2014-11-13 | Heat-conducting electric-conducting adhesive and preparation method thereof |
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| CN104371623A true CN104371623A (en) | 2015-02-25 |
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| CN201410637506.3A Withdrawn CN104371623A (en) | 2014-11-13 | 2014-11-13 | Heat-conducting electric-conducting adhesive and preparation method thereof |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105111988A (en) * | 2015-10-09 | 2015-12-02 | 重庆文理学院 | Flexible conductive silver adhesive |
| CN107502254A (en) * | 2017-08-14 | 2017-12-22 | 苏州格优碳素新材料有限公司 | A kind of heat conduction adhesive sticker, heat conducting film and its preparation method and application |
| CN111278177A (en) * | 2019-12-13 | 2020-06-12 | 中航复材（北京）科技有限公司 | Preparation method of carbon material electric heating sheet |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101974303A (en) * | 2010-10-19 | 2011-02-16 | 烟台德邦科技有限公司 | High-brightness impact-resistant aluminum epoxy repair adhesive and preparation method thereof |
| WO2013172993A1 (en) * | 2012-05-17 | 2013-11-21 | Henkel Corporation | Chain extended epoxy to improve adhesion of conductive die attach film |
-
2014
- 2014-11-13 CN CN201410637506.3A patent/CN104371623A/en not_active Withdrawn
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101974303A (en) * | 2010-10-19 | 2011-02-16 | 烟台德邦科技有限公司 | High-brightness impact-resistant aluminum epoxy repair adhesive and preparation method thereof |
| WO2013172993A1 (en) * | 2012-05-17 | 2013-11-21 | Henkel Corporation | Chain extended epoxy to improve adhesion of conductive die attach film |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105111988A (en) * | 2015-10-09 | 2015-12-02 | 重庆文理学院 | Flexible conductive silver adhesive |
| CN105111988B (en) * | 2015-10-09 | 2017-12-26 | 重庆文理学院 | A kind of compliant conductive elargol |
| CN107502254A (en) * | 2017-08-14 | 2017-12-22 | 苏州格优碳素新材料有限公司 | A kind of heat conduction adhesive sticker, heat conducting film and its preparation method and application |
| CN111278177A (en) * | 2019-12-13 | 2020-06-12 | 中航复材（北京）科技有限公司 | Preparation method of carbon material electric heating sheet |
| CN111278177B (en) * | 2019-12-13 | 2021-12-21 | 中航复材（北京）科技有限公司 | Preparation method of carbon material electric heating sheet |
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Application publication date: 20150225 |